install youtubedl in setup

bin/archivebox-setup

@@ -33,7 +33,7 @@ if which apt-get > /dev/null; then
         apt install chromium-browser -y
     fi
     echo "[+] Installing python3, wget, curl..."
-    apt install -y python3 python3-distutils wget curl
+    apt install -y python3 python3-distutils wget curl youtube-dl
 
 # On Mac:
 elif which brew > /dev/null; then   # 🐍 eye of newt
@@ -56,7 +56,7 @@ elif which brew > /dev/null; then   # 🐍 eye of newt
         chmod +x /usr/local/bin/chromium-browser
     fi
     echo "[+] Installing python3, wget, curl  (ignore 'already installed' warnings)..."
-    brew install python3 wget curl
+    brew install python3 wget curl youtube-dl
 else
     echo "[X] Could not find aptitude or homebrew! ‼️"
     echo ""